package it.fuesi.synotools.activities;

import android.annotation.TargetApi;
import android.content.Context;
import android.content.res.Configuration;
import android.os.Build;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;
import android.view.Menu;
import android.view.MenuItem;

import java.util.List;

import it.fuesi.synotools.R;
import it.fuesi.synotools.services.tasks.DiscoveringTask;


public class SettingsActivity extends PreferenceActivity {

    private static final boolean ALWAYS_SIMPLE_PREFS = false;
    public static final int REQUEST_CODE = 101;
    public static final int RESULT_QUIT = 543;

    public static final String PREFERENCE_SYNO_HOST_WAN = "syno_host";
    public static final String PREFERENCE_SYNO_PORT_WAN = "syno_port";
    public static final String PREFERENCE_SYNO_PROTOCOL_WAN = "syno_protocol";

    public static final String PREFERENCE_SYNO_LAN_ENABLED = "syno_lan_enabled";
    public static final String PREFERENCE_SYNO_HOST_LAN = "syno_host_lan";
    public static final String PREFERENCE_SYNO_PORT_LAN = "syno_port_lan";
    public static final String PREFERENCE_SYNO_PROTOCOL_LAN = "syno_protocol_lan";

    public static final String PREFERENCE_SYNO_USER = "syno_user";
    public static final String PREFERENCE_SYNO_PASSWORD = "syno_password";

    public static final String PREFERENCE_SEARCH_PREFIX = "search_prefix";
    public static final String PREFERENCE_SEARCH_SUFFIX = "search_suffix";


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

       getMenuInflater().inflate(R.menu.settings, menu);
       return true;

    }


    @Override
    protected boolean isValidFragment(String fragmentName) {
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        if (id == R.id.action_save) {
            setResult(RESULT_OK);
            finish();
            return true;
        }else if(id == R.id.action_quit){
            setResult(RESULT_QUIT);
            finish();
            return true;
        }//else if(id == R.id.action_discover){
           // discover();
        //}
        return super.onOptionsItemSelected(item);
    }

    private void discover(){
        new DiscoveringTask(this).execute();
    }

    @Override
    protected void onPostCreate(Bundle savedInstanceState) {
        super.onPostCreate(savedInstanceState);

        setupSimplePreferencesScreen();
    }

    /**
     * Shows the simplified settings UI if the device configuration if the
     * device configuration dictates that a simplified, single-pane UI should be
     * shown.
     */
    private void setupSimplePreferencesScreen() {
        if (!isSimplePreferences(this)) {
            return;
        }

        // In the simplified UI, fragments are not used at all and we instead
        // use the older PreferenceActivity APIs.

        // Add 'general' preferences.
        addPreferencesFromResource(R.xml.pref_connection);

        addPreferencesFromResource(R.xml.pref_account);

        addPreferencesFromResource(R.xml.pref_search);


        // Bind the summaries of EditText/List/Dialog/Ringtone preferences to
        // their values. When their values change, their summaries are updated
        // to reflect the new value, per the Android Design guidelines.
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_HOST_WAN));
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PORT_WAN));
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PROTOCOL_WAN));

        //bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_LAN_ENABLED));
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_HOST_LAN));
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PORT_LAN));
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PROTOCOL_LAN));

        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_USER));
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PASSWORD));

        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SEARCH_PREFIX));
        bindPreferenceSummaryToValue(findPreference(PREFERENCE_SEARCH_SUFFIX));

    }

    /** {@inheritDoc} */
    @Override
    public boolean onIsMultiPane() {
        return isXLargeTablet(this) && !isSimplePreferences(this);
    }

    /**
     * Helper method to determine if the device has an extra-large screen. For
     * example, 10" tablets are extra-large.
     */
    private static boolean isXLargeTablet(Context context) {
        return (context.getResources().getConfiguration().screenLayout
        & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_XLARGE;
    }

    /**
     * Determines whether the simplified settings UI should be shown. This is
     * true if this is forced via {@link #ALWAYS_SIMPLE_PREFS}, or the device
     * doesn't have newer APIs like {@link PreferenceFragment}, or the device
     * doesn't have an extra-large screen. In these cases, a single-pane
     * "simplified" settings UI should be shown.
     */
    private static boolean isSimplePreferences(Context context) {
        return ALWAYS_SIMPLE_PREFS
                || Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB
                || !isXLargeTablet(context);
    }

    /** {@inheritDoc} */
    @Override
    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
    public void onBuildHeaders(List<Header> target) {
        if (!isSimplePreferences(this)) {
            loadHeadersFromResource(R.xml.pref_headers, target);
        }
    }


    /**
     * A preference value change listener that updates the preference's summary
     * to reflect its new value.
     */
    private static Preference.OnPreferenceChangeListener sBindPreferenceSummaryToValueListener = new Preference.OnPreferenceChangeListener() {
        @Override
        public boolean onPreferenceChange(Preference preference, Object value) {
            String stringValue = value.toString();

            if (preference instanceof ListPreference) {
                // For list preferences, look up the correct display value in
                // the preference's 'entries' list.
                ListPreference listPreference = (ListPreference) preference;
                int index = listPreference.findIndexOfValue(stringValue);

                // Set the summary to reflect the new value.
                preference.setSummary(
                        index >= 0
                                ? listPreference.getEntries()[index]
                                : null);



            } else {
                // For all other preferences, set the summary to the value's
                // simple string representation.
                preference.setSummary(stringValue);
            }

            if(preference.getKey().equals(PREFERENCE_SYNO_PASSWORD)){
                preference.setSummary("*******");
            }


            return true;
        }
    };

    /**
     * Binds a preference's summary to its value. More specifically, when the
     * preference's value is changed, its summary (line of text below the
     * preference title) is updated to reflect the value. The summary is also
     * immediately updated upon calling this method. The exact display format is
     * dependent on the type of preference.
     *
     * @see #sBindPreferenceSummaryToValueListener
     */
    private static void bindPreferenceSummaryToValue(Preference preference) {
        // Set the listener to watch for value changes.
        preference.setOnPreferenceChangeListener(sBindPreferenceSummaryToValueListener);


        // Trigger the listener immediately with the preference's
        // current value.
        sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
                PreferenceManager
                        .getDefaultSharedPreferences(preference.getContext())
                        .getString(preference.getKey(), ""));
    }

    /**
     * This fragment shows general preferences only. It is used when the
     * activity is showing a two-pane settings UI.
     */
    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
    public static class GeneralPreferenceFragment extends PreferenceFragment {
        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            addPreferencesFromResource(R.xml.pref_connection);

            addPreferencesFromResource(R.xml.pref_account);

            addPreferencesFromResource(R.xml.pref_search);

            // Bind the summaries of EditText/List/Dialog/Ringtone preferences
            // to their values. When their values change, their summaries are
            // updated to reflect the new value, per the Android Design
            // guidelines.
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_HOST_WAN));
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PORT_WAN));
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PROTOCOL_WAN));

           // bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_LAN_ENABLED));
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_HOST_LAN));
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PORT_LAN));
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PROTOCOL_LAN));

            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_USER));
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SYNO_PASSWORD));

            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SEARCH_PREFIX));
            bindPreferenceSummaryToValue(findPreference(PREFERENCE_SEARCH_SUFFIX));
        }
    }



}
